Options - Positioning Tab
Where to display the icon/timer/clock, as well as which side of the screen popup slider alerts come from.
Most themes (including the default) will show a vertical red line between statusbar panels, while dragging, to show where the drop will occur if you release the mouse at that time.
To use the toolbar display,
select Toolbar here, then you must drag the SimpleClocks toolbar button
(blue alarm clock) from the toolbar button palette to the toolbar. You
can use the navigation or bookmarks toolbar. To open the palette,
right-click the toolbar and select Customize...
then slides down again. Sometimes, particularly at startup, other add-ons may also issue a slider alert which interferes or covers up the much more important slider issued by this add-on :-) So you can set it to appear from the other side here.